![geometry - What does the shoelace formula mean for polygons with crossings? - Mathematics Stack Exchange geometry - What does the shoelace formula mean for polygons with crossings? - Mathematics Stack Exchange](https://i.stack.imgur.com/q84ZW.png)
geometry - What does the shoelace formula mean for polygons with crossings? - Mathematics Stack Exchange
![Summary Notes for Coordinate Geometry, Circles and Proof in Plane Geometry - O Level Add Math - Emily Learning Summary Notes for Coordinate Geometry, Circles and Proof in Plane Geometry - O Level Add Math - Emily Learning](http://emilylearning.com/wp-content/uploads/2021/06/area1.png)
Summary Notes for Coordinate Geometry, Circles and Proof in Plane Geometry - O Level Add Math - Emily Learning
Alevel_IB_AP_MATH - The shoelace formula or shoelace algorithm (also known as Gauss's area formula and the surveyor's formula) is a mathematical algorithm to determine the area of a simple polygon whose vertices
![MathType on X: "This formula, known as the shoelace formula, was described by Meister in the 18th century. It is also known as the surveyor's formula for its application in calculating areas MathType on X: "This formula, known as the shoelace formula, was described by Meister in the 18th century. It is also known as the surveyor's formula for its application in calculating areas](https://pbs.twimg.com/media/EdBjTmrWAAEwWJ_.png)